问题补充:
单选题Walkingupanddownthestairsisagoodkindofexercisetostay_____.A.healthB.healthyC.healthilyD.healthful
答案:
B解析本题主要考查固定短语,句意:为了保持健康在楼梯上上下走动是一种锻炼方式,stay healthy=keep healthy保持健康,故选B
时间:2021-04-22 06:47:42
单选题Walkingupanddownthestairsisagoodkindofexercisetostay_____.A.healthB.healthyC.healthilyD.healthful
B解析本题主要考查固定短语,句意:为了保持健康在楼梯上上下走动是一种锻炼方式,stay healthy=keep healthy保持健康,故选B